/*********************************************************************
Debug utilities for Innobase.

(c) 1994, 1995 Innobase Oy

Created 1/30/1994 Heikki Tuuri
**********************************************************************/

#include "univ.i"

#if defined(__GNUC__) && (__GNUC__ > 2)
#else
/* This is used to eliminate compiler warnings */
ulint ut_dbg_zero = 0;
#endif

/* If this is set to TRUE all threads will stop into the next assertion
and assert */
ibool ut_dbg_stop_threads = FALSE;
#ifdef __NETWARE__
ibool panic_shutdown = FALSE; /* This is set to TRUE when on NetWare there
                              happens an InnoDB assertion failure or other
                              fatal error condition that requires an
                              immediate shutdown. */
#else                         /* __NETWARE__ */
/* Null pointer used to generate memory trap */

ulint *ut_dbg_null_ptr = NULL;
#endif                        /* __NETWARE__ */

/*****************************************************************
Report a failed assertion. */

void ut_dbg_assertion_failed(
    /*====================*/
    const char *expr, /* in: the failed assertion (optional) */
    const char *file, /* in: source file containing the assertion */
    ulint line)       /* in: line number of the assertion */
{
  ut_print_timestamp(stderr);
  fprintf(stderr,
          "InnoDB: Assertion failure in thread %lu"
          " in file %s line %lu\n",
          os_thread_pf(os_thread_get_curr_id()), file, line);
  if (expr)
  {
    fprintf(stderr, "InnoDB: Failing assertion: %s\n", expr);
  }

  fputs(
      "InnoDB: We intentionally generate a memory trap.\n"
      "InnoDB: Submit a detailed bug report to http://bugs.mysql.com.\n"
      "InnoDB: If you get repeated assertion failures or crashes, even\n"
      "InnoDB: immediately after the mysqld startup, there may be\n"
      "InnoDB: corruption in the InnoDB tablespace. Please refer to\n"
      "InnoDB: http://dev.mysql.com/doc/mysql/en/Forcing_recovery.html\n"
      "InnoDB: about forcing recovery.\n",
      stderr);
  ut_dbg_stop_threads = TRUE;
}

#ifdef __NETWARE__
/*****************************************************************
Shut down MySQL/InnoDB after assertion failure. */

void ut_dbg_panic(void)
/*==============*/
{
  if (!panic_shutdown)
  {
    panic_shutdown = TRUE;
    innobase_shutdown_for_mysql();
  }
  exit(1);
}
#else  /* __NETWARE__ */
/*****************************************************************
Stop a thread after assertion failure. */

void ut_dbg_stop_thread(
    /*===============*/
    const char *file, ulint line)
{
  fprintf(stderr, "InnoDB: Thread %lu stopped in file %s line %lu\n", os_thread_pf(os_thread_get_curr_id()), file,
          line);
  os_thread_sleep(1000000000);
}
#endif /* __NETWARE__ */
